Joseph Matthew Alwyn born 21 February 1991 is an English actor He made his feature film debut as the titular character in Ang Lees 2016 war drama Billy Lynns Long Halftime Walk and has since played supporting roles in films such as The Favourite 2018 Boy Erased 2018 Mary Queen of Scots 2018 and Harriet 2019 His accolades include a Trophée Chopard a Critics Choice Movie Award a Satellite Award and a Grammy Award Born in Tunbridge Wells Kent England and raised in North London Alwyn developed an interest in acting during his teenage years and joined the National Youth Theatre in 2009 He acted in two student productions at Edinburgh Festival Fringe and graduated with a BA degree in English literature and drama from the University of Bristol 2012 He received another BA in acting from the Royal Central School of Speech and Drama 2015 He won the Trophée Chopard at the 2018 Cannes Film Festival following his appearance in various critically acclaimed films Alwyn has also worked with American singersongwriter Taylor Swift on ten of her songs he cowrote tracks such as Exile Betty Champagne Problems and Coney Island from Swifts 2020 albums Folklore and Evermore Exile charted inside the top 10 in eight countries For his contributions to Folklore Alwyn won the Album of the Year at the 63rd Annual Grammy Awards In 2022 he appeared in a lead role of Hulu series Conversations with Friends starred in the romantic thriller film Stars at Noon which won the Grand Prix at the 2022 Cannes Film Festival and featured on the Time 100 Next list